CVE-2026-64359

🗓️ 25 Jul 2026 08:50:15Reported by LinuxType

Nilfs2 CLEAN_SEGMENTS now validates user segment numbers to prevent hung tasks from ns_segctor_sem and printk latency.

Reporter	Title	Published	Views	Family All 5
Cvelist	CVE-2026-64359 nilfs2: reject CLEAN_SEGMENTS ioctl with out-of-range segment numbers	25 Jul 202608:50	–	cvelist
Debian CVE	CVE-2026-64359	25 Jul 202608:50	–	debiancve
EUVD	EUVD-2026-48903	25 Jul 202608:50	–	euvd
NVD	CVE-2026-64359	25 Jul 202610:17	–	nvd
Positive Technologies	PT-2026-64580	25 Jul 202600:00	–	ptsecurity

Vulners

CNA

Node

linux linux_kernelRange2.6.31–5.10.261

linux linux_kernelRange5.11.0–5.15.212

linux linux_kernelRange5.16.0–6.1.178

linux linux_kernelRange6.2.0–6.6.145

linux linux_kernelRange6.7.0–6.12.96

linux linux_kernelRange6.13.0–6.18.39

linux linux_kernelRange6.19.0–7.1.4

linux linux_kernelRange7.2.0–7.2-rc1

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/nilfs2/segment.c"
    ],
    "versions": [
      {
        "version": "071cb4b81987a28c7ac2702003cff3e61684a630",
        "lessThan": "3ed388ec3b8922383d1e2d4432d7bd4cbbf8364e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "071cb4b81987a28c7ac2702003cff3e61684a630",
        "lessThan": "876c98e0fc65f071680c03c2e2ee3ef7ff9ca078",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "071cb4b81987a28c7ac2702003cff3e61684a630",
        "lessThan": "39607452b1400c7bf748f15122df4d058b768c5b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "071cb4b81987a28c7ac2702003cff3e61684a630",
        "lessThan": "286f77d002a337735c0846d7480a82d9cda2aa31",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "071cb4b81987a28c7ac2702003cff3e61684a630",
        "lessThan": "0789f0a6710713254a08f3a7d2ecbb6d1cbcf0aa",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "071cb4b81987a28c7ac2702003cff3e61684a630",
        "lessThan": "223463c488b0554212a94de971ea538eb2805fc7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "071cb4b81987a28c7ac2702003cff3e61684a630",
        "lessThan": "d26aef771b4f6923da9f89d6d5b70d8def5853de",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "071cb4b81987a28c7ac2702003cff3e61684a630",
        "lessThan": "0e7a690fe435f8d5ea3feb7c1d8d73ba7e8b8aa9",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/nilfs2/segment.c"
    ],
    "versions": [
      {
        "version": "2.6.31",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.31",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.96",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.39",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.4",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/d26aef771b4f6923da9f89d6d5b70d8def5853de
git	www.git.kernel.org/stable/c/3ed388ec3b8922383d1e2d4432d7bd4cbbf8364e
git	www.git.kernel.org/stable/c/876c98e0fc65f071680c03c2e2ee3ef7ff9ca078
git	www.git.kernel.org/stable/c/223463c488b0554212a94de971ea538eb2805fc7
git	www.git.kernel.org/stable/c/39607452b1400c7bf748f15122df4d058b768c5b
git	www.git.kernel.org/stable/c/0789f0a6710713254a08f3a7d2ecbb6d1cbcf0aa
git	www.git.kernel.org/stable/c/0e7a690fe435f8d5ea3feb7c1d8d73ba7e8b8aa9
git	www.git.kernel.org/stable/c/286f77d002a337735c0846d7480a82d9cda2aa31

25 Jul 2026 10:17Current

5.8Medium risk

Vulners AI Score5.8